| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used at [adj] time | 12 |
|
| 2 | [be] used at [adj] time | 12 |
|
| 3 | [be] used at [det] time | 10 |
|
| 4 | [be] used at [adj] time | 6 |
|
| 5 | be used at [adj] time | 6 |
|
